ISRC FRZ131801480
Verified recording
FRZ131801480 is “Concerto for Viola d'amore in D Minor, RV 393: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xfe2c5a86180a43c82d1e4b35cc9903c920c91fedbc4a4cea7be46216a5dc20b7 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801480.
Recording identifiers
- ISRC
- FRZ131801480
- Title
- Concerto for Viola d'amore in D Minor, RV 393: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xfe2c5a86180a43c82d1e4b35cc9903c920c91fedbc4a4cea7be46216a5dc20b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:5499947155fd5cb8fd9b8a46180eaffb7a4a3f1c5e22366ffaddbcebf2969b42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801480
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Concerto for Viola d'amore in D Minor, RV 393: II. Largo · Machine-readable JSON-LD